(共38张PPT)
人教新目标版 八年级上册
Unit 2 How often do you exercise
Section A Grammar Focus-3c
Knowledge objectives:
1. 熟练掌握以下词汇和短语
maybe; least; at least; stay up late; go to bed early; eat a healthy breakfast; play sports.
2. 熟练掌握以下句型
1. —What do you usually do on weekends —I always/sometimes/...
2. —How often do you... —I... once a month/...
3. —Do you... —Yes，I often/usually.../No, I never...
Skill objectives:
1. 询问和回答活动，学习如何谈论活动的频率。
2. 通过例句，小组活动以及观察归纳等方式，进一步巩固掌握常见课余活动的表达，频度副词以及how often问句和答句。
3. 通过谈论活动的频率，激发学生对一般现在时与频度副词的运用。
Cultural awareness objectives:
能够了解国外中学生常见业余活动,提升丰富课余生活意识。
Thinking quality objectives:
通过语法结构的学习,思考如何运用语法结构帮助我们提高英语的听、说、读、写的能力。
Learning objectives
New words
maybe/ me bi/
least/li st/
at least
adv. 大概;或许;可能
adv. 最小;最少 adj.&pron. 最小的;最少的
至少;不少于;起码
Read and repeat.
Warming up
Let’s watch a video and learn.
Watch the video and fill in the blanks.
Reporter: So, Chung, ____ ____ do you watch TV
Chung: Hmm…about ____ __ ____, I guess.
Reporter: Uh-huh. And how often do you read
Chung: Oh, I read ____ ____ at school!
Reporter: How often do you go to the movies
Chung: Uh…let’s see…maybe _____ _ _____
Reporter: How often do you exercise
Chung: Oh, I exercise about ____ ____ __ _____.
Reporter: How often do you shop
Chung: Shop I shop about…about ______ __ ____.
how often
twice a week
every day
once a month
three times a week
twice a month
Pair work
—What do you usually do on weekends —I usually watch TV/...
—How often do you watch TV/... —Once a week/...
—Do you... —Yes, I do. /No, I don’t.
Grammar Focus
Grammar focus
Let’s read the sentences and circle adverbs of frequency.
What do you usually do on weekends I always exercise.
What do they do on weekends They often help with housework.
What does she do on weekends She sometimes goes shopping.
How often do you go to the movies I go to the movies maybe once a month.
How often does he watch TV He hardly ever watches TV.
Do you go shopping No, I never go shopping.
认真读并观察Grammar focus内容，完成下列句子并试着总结一般过去时态和复合不定代词的用法。
1. 你通常在周未做什么？
______ ___ you ______ do on weekends
2. 我总是去运动。 I ______ _______.
3. 他们在周未做什么？
______ ___ they ___ on weekends
4. 他们经常帮助做家务。
They _____ ____ with housework.
5. 她在周未做什么？
What _____ she ___ on weekends
6. 她有时候去购物。She __________ ______ _______.
usually
What do
always exercise
What do
do
often help
does
do
sometimes goes shopping
7. 你多久去看电影一次？
_____ _____ do you go to the ______
8. 我可能一个月去看一次。
I go to movies ______ _____ a ______.
9. 他多久看一次电视
____ ______ does he watch TV
10. 他几乎不看电视。
He ______ _____ watches TV.
11. 你去购物吗？ ___ ____ go shopping
12. 不，我从不去购物。No, I _____ ____ shopping.
How often
maybe once month
movies
hardly ever
How often
Do you
never go
Read again and pay attention to the underline words.
Grammar Focus
Grammar focus
What do you usually do on weekends I always exercise.
What do they do on weekends They often help with housework.
What does she do on weekends She sometimes goes shopping.
How often do you go to the movies I go to the movies maybe once a month.
How often does he watch TV He hardly ever watches TV.
Do you go shopping No, I never go shopping.
I go to the movies maybe once a month.(教材P11 Grammar Focus)
maybe作副词，意为___________________。
“大概；或许；可能”
【易混辨析】maybe与may be
maybe
may be
maybe是副词，常位于句首作状语，意为”大概;或许;可能”,相当于perhaps。
may是情态动词，may be为“情态动词+动词原形”结构，在句中作谓语，意为“可能是”。
如：或许她是对的。
Maybe she is right.
She may be right.
也许她是个医生。
Maybe she is a doctor.
She may be a doctor.
一般现在时
一般现在时
定义：表示_______________________________________的动作或状态。
“主系结构”
肯定句：主语+ be (am/ is/ are) +其他.
否定句：主语+ be (am/ is/ are)n’t +其他.
一般疑问句：be (am/ is/ are) +主语+其他
特殊疑问句：疑问词+be (am/ is/ are)+主语+其他？
主+be
通常性、规律性、习惯性、真理性(即事实)
“主谓结构”
主+动
例：I am a teacher./She is beautiful.
例：I am not a teacher./ She is not/isn’t beautiful.
例：Are you a teacher / Is She beautiful
例：Who are you / How is She
“主谓结构”
否定句：主语+ don’t +动词原形+其他.
一般疑问句：Do +主语+动词原形+其他？
特殊疑问句：疑问词+do +主语+动词原形+其他
主+动
肯定句：主语+动词原形+其他.
当主语不是第三人称单数时
当主语是第三人称单数时
否定句：主语(单三)+ doesn’t +动词原形+其他.
一般疑问句：Does +主语(单三)+动词原形+其他？
特殊疑问句：疑问词+does +主语(单三)+动词原形+其他
肯定句：主语(单三)+动词的第三人称单数+其他.
例：I play football.
例：Do you play football
例：I don’t play football.
例：What do you do
例：She plays football.
例：Does she play football
例：She doesn’t play football.
例：What does she do
三单形式构成
情况 构成方法 例词
一般情况 加 -s clean-cleans; jump-jumps
以辅音字母+o结尾的词 加 -es go-goes; do-does
以s，sh，ch，x等结尾的词 加 -es watch-watches;
wash-washes
以辅音字母+y结尾的词 变y为i再加es study-studies; fly-flies
不规则变化 have-has; be-is
频度副词(frequency adverb)
频度副词表示某一动作或状态出现的______，即在一定时间内某一动作或状态______________，常用来回答___________的提问。
语法定义
频率
重复出现的次数
how often
1、不表示具体次数的频度副词：
never
hardly
sometimes
often
usually
always
seldom
What are the differences
The differences among these words.
我总是六点钟起床。
我经常下班后回家。
我通常和朋友一起过圣诞节。
我有时周末打网球。
我很少去图书馆。
我从不听摇滚乐。
2、表示具体的频率、次数时，通常用once a week（一周一次），twice a month（一月两次），three times a year（一年三次）等。
次数表达法：英语中的“一次”为once；“两次”为 twice；三次或三次以上用“基数词+ times”, 如 three times 三次, many times 许多次。
如：我每周上网两次。
I use the Internet ___________.
李明和他的父母每个月去公园三到四次。
Li Ming and his parents go to the park _________________________.
twice a week
three or four times a month
频度副词的用法
1. 位置
I always wake up at 6:00.
He is often sad.
I sometimes play tennis on the weekend.
My mom is never late for work.
Students should always wear school uniforms.
Sometimes I go skating.
Lucy doesn't usually do her homework.
I go skating sometimes.
实义动词之前
be动词、助动词、情态动词之后
有时放句末，为了强调，也可放句首。
我总是六点钟起床。
我有时周末打网球。
露西通常不做家庭作业。
学生应始终穿着校服。
我妈妈上班从不迟到。
他经常伤心。
有时我去滑冰。
有时我去滑冰。
2. 对频度副词提问
对频率副词及短语提问 使用________.
how often
how often 意为 “__________”，是用于提问表示 ____ 的特殊疑问词组。其答语应为表示 _____ 的副词或副词词组。句子的时态一般是_____________，也可以是一般过去时。
多久一次
频率
频率
一般现在时态
—_________ do you visit your grandparents
—I visit them _____________.
—你多久看望一次你的祖父母？
—我一个月去两次。
How often
twice a month
Can you tell a difference between “how often” and “when”
_______do you go to the gym
____ does your family eat dinner
_________do you go to the beach
When
When
Twice a year
_________ do you see your friends
Every day
How often
How often
On Tuesdays and Fridays.
At 6 p.m. every evening
你来比划我来猜
Play a game
1. 两人为一组，一人比划一人猜。
（比划的同学不能发声）
2. 猜的同学要用How often do you ___ 回答。
3. 每组限时3分钟
e.g.
play football
Student A (做动作)
Student B: How often do you play football
Student A: I play football once a week.
Can you tell a difference among how often/how long/how far/how soon
用How often，How soon，How far或How long填空。
1. —__________ do you play basketball
—I usually play basketball after school.
2. —__________ will you be back
—In 2 days.
3. —__________ were you away last year
—About one weck.
4. —__________ is it
—An hour by bus.
5.—__________ does Mary go to the cinema
—She goes to it once a week.
How often
How often
How soon
How far
How long
how often 多久一次 用来提问动作发生的频率。
how long 1、时间多长 2、物体多长 用来询问时间的长短；也可询问某物的长度。
how far 多远 用来询问距离，指路程的远近。
how soon 多久以后 常用来提问“in+一段时间”
exercise
一、从方框中选择恰当的单词或短语补全对话。
sometimes always usually hardly ever never
A: Let’s go to the movies this Saturday.
B: I am afraid I can’t. I 1. ______ have a lot of homework to do on Saturday, so I 2. _____ go out on Saturday.
A: What about Sunday
always
never
B: I 3. ______ visit my grandparents on Sunday,
maybe three times a month. 4. _________ my
grandparents come to see us. Why don’t
you visit your grandparents this weekend
Don’t you miss them
A: Yes, I do miss them! But they live too far
away from us. So I 5. __________ visit them.
I often talk with them on the Internet.
usually
Sometimes
hardly ever
sometimes always usually hardly ever never
1. Frank usually listens to music in the evening.
(对画线部分提问)
_____ ____ Frank usually ___ in the evening
2. He goes fishing three times a week in summer.
(改为一般疑问句)
____ he __ fishing three times a week in summer
二、按要求完成句子,每空一词。
What
does
do
Does
go
3. I go to the movies once a week. (对画线部分提问)
_____ _____ do you go to the movies
4. My mother does the housework every day.
(改为否定句)
My mother _______ ____ the housework every day.
How
often
doesn’t
do
3a
Complete the questions with do or does. Then match the questions and answers.
1. How often ______ he play soccer a. Yes. She usually does.
2. ______ you drink milk b. Hardly ever. I don’t like them.
3. How often ______ they stay up late c. He plays at least twice a week.
4. ______ Sue eat a healthy breakfast d. No, they don’t. They’re too busy.
5. How often ______ you eat apples e. Never. They always go to bed early.
6. ______ your parents play sports f. Yes, I do. Every day.
does
Do
do
Does
do
Do
熬夜
做运动
上床睡觉
3b
Use the words given to write questions. Then ask and answer them with a partner.
Questions My partner's answers
1. ____________________________________ ___________________________
(how often / help with housework)
2. ___________________________________ ___________________________
(what / usually / do / weekends)
3. ___________________________________ ___________________________
(how often / best friend / exercise)
4. ___________________________________ ___________________________
(what / usually / do / after school)
How often do you help with housework
Three times a week.
What do you usually do on weekends
How often does your best friend exercise
What do you usually do after school
I usually visit my grandparents.
He exercises almost every day.
I usually help with cooking.
3c
What can you do to improve your English Add more things to the chart. Then ask your classmates the questions and find the best English student.
How often do you… Names Frequency
read English books Lin Ying twice a week
Su Lei
Hu Tao
once a week
Hu Tao
Ma Li
three times a week
every day
twice a month
write to a pen pal
watch English movies
go to the English club
keep an English diary
Sample
Give a report like this:
Lin Ying reads English books twice a week. Hu Tao goes to the English club three times a week. Su Lei watches English movies once a week. Ma Li writes to a pen pal twice a month. Hu Tao keeps an English diary every day. I think Hu Tao is the best English student.
1.— do you usually exercise
—I usually exercise every morning.
A. How far B. How long C. How often
2.Everyone in our neighborhood loves my grandma because she is kind to others.
A.never B.always C.seldom D.sometimes
3. —How often do you go to the cinema
— . I only watch movies at home.
A. Always B.Usually C.Sometimes D.Never
4.Sally's home is far from Fun Times Park. so she __ walks there.
A.seldom B.usually C.often D.always
5. —How often does your sister exercise
—About _______.
A. three time a day B. three times everyday
C. three time every day D. three times a day
Exercises
一 、单项选择
C
B
D
A
D
二 、汉译英。
1. 至于作业，大多数学生每天都做。
2. 没有学生一周做一次或两次作业。
3. 他几乎从未逛过商店。
4. 你多久锻炼一次？
5. 她通常9点钟上床睡觉。
He hardly ever goes shopping.
How often do you exercise
As for homework, most students do homework every day.
No students do homework once or twice a week.
She usually goes to bed at 9 o’clock.
三 、句型转换。
1. She goes to the movies three times a month.（对画线部分提问）
____ _____ _____ she go to the movies
2. My mother wants me to play the guitar. (同义句转换)
My mother______ _____ me to play the guitar.
3. We eat meat twice a week. (同义句)
We ________ meat two _________ a week.
4. I always exercise after school. (变成完全否定句)
I _________ exercise after school.
5. I practice the piano every day. (对划线部分提问)
______ ______ do you practice the piano
How often does
would like
have
times
never
How often
Homework
1. Do the exercises in students’ book.
2. Review the frequency adverb.
3. Preview (Section B 1a-1e).
谢谢
21世纪教育网（www.21cnjy.com)
中小学教育资源网站
兼职招聘：
https://www.21cnjy.com/recruitment/home/admin
